Finding the Fourth Proportional to 8,695,948.06, 12,005,067.31 and 6,704,734.68
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Solution
The fourth proportional to 8,695,948.06, 12,005,067.31 and 6,704,734.68 is: 9,256,126.02
Step by Step Solution
- Step 1: Write the proportion equation
8,695,948.06 : 12,005,067.31 = 6,704,734.68 : x - Step 2: Convert to fraction form
8,695,948.06/12,005,067.31 = 6,704,734.68/x - Step 3: Cross multiply
8,695,948.06x = 12,005,067.31 × 6,704,734.68 - Step 4: Simplify right side
8,695,948.06x = 80,490,791,129,091.31 - Step 5: Solve for x
x = 80,490,791,129,091.31/8,695,948.06 - Step 6: Final answer
x = 9,256,126.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.